public class Book {
    int isbn;
    String name;
    String press;
    int price;
    String author;
    public Book(){}
    public Book(int isbn,String name,String author,String press,int price){
        this.isbn = isbn;
        this.name = name;
        this.author = author;
        this.press = press;
        this.price = price;

    }
    public String toString(){
        return "编号\t名称\t\t作者\t\t出版社\t\t价格\n"+this.isbn+"\t\t"+this.name+"\t\t"+this.author+"\t\t"+this.press+"\t"+this.price;
    }
}



